class_docstr: Object returned by the HB_master.run function
  
  This class offers a simple API to access the information from
  a Hyperband run.
code: def num_iterations(self):
      return max([k[0] for k in self.data.keys()]) + 1
  
imports: import copy
  import os
  import json
  from hpbandster.core.base_iteration import Datum
label_desc: Use image node_id 10 for calling the Result obj's underlying member method code with example usage: obj.num_iterations() and returns: unknown